Решите уравнения x-7=-3 Y+3.5=0.5 z/5+3=-7 n-1/2/5=-4.5 2×(x+3)=12 -8-2×(1-y)=3...

Question

Решите уравнения x-7=-3
Y+3.5=0.5
z/5+3=-7
n-1/2/5=-4.5
2×(x+3)=12
-8-2×(1-y)=3
3×(x-2)=-2+3x

Answer 1

Х=4
у=-3
z=-50
n=-22.5
x=3
у=13/2
решений нет